/**
 * Header / Navbar Styles
 */

.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: var(--bg-card);
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-left {
    display: flex;
    align-items: center;
    gap: 20px;
}

.sidebar-toggle {
    width: 40px;
    height: 40px;
    background: transparent;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.sidebar-toggle:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.header-logo {
    display: flex;
    align-items: center;
    gap: 12px;
}

.header-logo svg {
    color: var(--primary);
}

.logo-text {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
}

.logo-badge {
    padding: 4px 8px;
    background: var(--primary);
    color: white;
    font-size: 11px;
    font-weight: 600;
    border-radius: var(--radius-sm);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Header Right */
.header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    position: relative;
}

.header-icon-btn {
    position: relative;
    width: 40px;
    height: 40px;
    background: transparent;
    border-radius: var(--radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-secondary);
}

.header-icon-btn:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.header-icon-btn .badge {
    position: absolute;
    top: 6px;
    right: 6px;
    width: 18px;
    height: 18px;
    background: var(--danger);
    color: white;
    font-size: 10px;
    font-weight: 700;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 2px solid var(--bg-card);
}

/* User Menu */
.header-user {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 6px 12px 6px 6px;
    background: transparent;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.header-user:hover {
    background: var(--bg-hover);
}

.user-avatar {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 16px;
    color: white;
}

.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.user-name {
    font-size: 14px;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.2;
}

.user-role {
    font-size: 12px;
    color: var(--text-muted);
    line-height: 1.2;
}

.header-user svg {
    color: var(--text-muted);
    transition: transform var(--transition-fast);
}

.header-user.active svg {
    transform: rotate(180deg);
}

/* User Dropdown */
.user-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    min-width: 220px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-md);
    padding: 8px;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px);
    transition: all var(--transition-fast);
}

.user-dropdown.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.dropdown-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 12px;
    border-radius: var(--radius);
    color: var(--text-secondary);
    font-size: 14px;
    transition: all var(--transition-fast);
}

.dropdown-item:hover {
    background: var(--bg-hover);
    color: var(--text-primary);
}

.dropdown-item svg {
    color: inherit;
}

.dropdown-divider {
    height: 1px;
    background: var(--border);
    margin: 8px 0;
}

/* Responsive */
@media (max-width: 768px) {
    .header {
        padding: 0 16px;
    }
    
    .logo-text {
        display: none;
    }
    
    .user-info {
        display: none;
    }
}